High Yield Maximize your savings and enjoy premium quality with Genuine Lexmark cartridges. High Yield cartridges offer a lower cost per page and contain more pages than Standard Yield cartridges do. Perfect for high volume printing. Unison Toner Essential to Lexmark print system performance, Unison Toner’s unique formulation consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability – all in an innovative shake-free print system. Lexmark Return Program Cartridges Lexmark Return Program cartridges are print cartridges sold at a discount in exchange for the customer’s agreement that the cartridges will be used only once and returned only to Lexmark for remanufacturing or recycling. These single-use only cartridges will stop working after reaching end of the rated life established by Lexmark (a…